Upload app.py

app.py

@@ -189,7 +189,7 @@ with gr.Blocks(theme=GRADIO_THEME) as demo:
             return gr.update(interactive=the_btn_states, variant="primary" if the_btn_states else "secondary")
 
         input_text.change(fn=show_button, inputs=input_text, outputs=btn_submit)
-        btn_submit.click(lambda: {gr.update(visible=True), gr.update(interactive=False)}, outputs=[output_audio, btn_submit]).then(
+        btn_submit.click(lambda: (gr.update(visible=True), gr.update(interactive=False)), outputs=[output_audio, btn_submit]).then(
             fn=text_to_speech_edge, inputs=[input_text, language], outputs=output_audio
         ).then(lambda: gr.update(interactive=True), outputs=btn_submit)